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-rw-r--r--fs/nilfs2/btree.c2
-rw-r--r--fs/nilfs2/recovery.c4
-rw-r--r--fs/nilfs2/super.c5
3 files changed, 7 insertions, 4 deletions
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index f609a8532ec5..3a3821b00486 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -1851,7 +1851,7 @@ int nilfs_btree_convert_and_insert(struct nilfs_bmap *btree,
__u64 key, __u64 ptr,
const __u64 *keys, const __u64 *ptrs, int n)
{
- struct buffer_head *bh;
+ struct buffer_head *bh = NULL;
union nilfs_bmap_ptr_req dreq, nreq, *di, *ni;
struct nilfs_bmap_stats stats;
int ret;
diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c
index ff00a0b7acb9..9b4f205d1173 100644
--- a/fs/nilfs2/recovery.c
+++ b/fs/nilfs2/recovery.c
@@ -582,7 +582,7 @@ static int nilfs_do_roll_forward(struct the_nilfs *nilfs,
struct nilfs_recovery_info *ri)
{
struct buffer_head *bh_sum = NULL;
- struct nilfs_segment_summary *sum;
+ struct nilfs_segment_summary *sum = NULL;
sector_t pseg_start;
sector_t seg_start, seg_end; /* Starting/ending DBN of full segment */
unsigned long nsalvaged_blocks = 0;
@@ -814,7 +814,7 @@ int nilfs_search_super_root(struct the_nilfs *nilfs,
struct nilfs_recovery_info *ri)
{
struct buffer_head *bh_sum = NULL;
- struct nilfs_segment_summary *sum;
+ struct nilfs_segment_summary *sum = NULL;
sector_t pseg_start, pseg_end, sr_pseg_start = 0;
sector_t seg_start, seg_end; /* range of full segment (block number) */
sector_t b, end;
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index c69455a543bc..354013ea22ec 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -361,7 +361,7 @@ static int nilfs_move_2nd_super(struct super_block *sb, loff_t sb2off)
struct nilfs_super_block *nsbp;
sector_t blocknr, newblocknr;
unsigned long offset;
- int sb2i = -1; /* array index of the secondary superblock */
+ int sb2i; /* array index of the secondary superblock */
int ret = 0;
/* nilfs->ns_sem must be locked by the caller. */
@@ -372,6 +372,9 @@ static int nilfs_move_2nd_super(struct super_block *sb, loff_t sb2off)
} else if (nilfs->ns_sbh[0]->b_blocknr > nilfs->ns_first_data_block) {
sb2i = 0;
blocknr = nilfs->ns_sbh[0]->b_blocknr;
+ } else {
+ sb2i = -1;
+ blocknr = 0;
}
if (sb2i >= 0 && (u64)blocknr << nilfs->ns_blocksize_bits == sb2off)
goto out; /* super block location is unchanged */